In the pre-dawn hours of Christmas Eve, William Spengler Jr. put his home and car in fire and waited for the firefighters to arrive. As the fire officers made it to the area, he open fire killing Mike Chiapperini, 43, and Tomasz Kaczowka, 19. Two other firefighters were injured that morning.

Four months after the incident, the community honored the two firefighters by a placing a permanent marker near the site where the two of them lost their lives.